程式碼

方式一：

data _NULL_;
	month = 2;
	SELECT(month);
		WHEN(2,   3,   4) PUT '春天';
		WHEN(5,   6,   7) PUT '夏天';
		WHEN(8,   9,  10) PUT '秋天';
		WHEN(11, 12,   1) PUT '冬天';
	END;
;
run;

方式二：

data _NULL_;
	month = 2;
	SELECT(month);
		WHEN(2,   3,   4) PUT '春天';
		WHEN(5,   6,   7) PUT '夏天';
		WHEN(8,   9,  10) PUT '秋天';
		OTHERWISE PUT '冬天';
	END;
;
run;
 

效果

說明